/* This is a listener interface for objects which need to be notified when a list of    objects changes. *//* Copyright (C) 2001 by Peter Eastman   This program is free software; you can redistribute it and/or modify it under the   terms of the GNU General Public License as published by the Free Software   Foundation; either version 2 of the License, or (at your option) any later version.   This program is distributed in the hope that it will be useful, but WITHOUT ANY    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A    PARTICULAR PURPOSE.  See the GNU General Public License for more details. */package artofillusion;public interface ListChangeListener{  public void itemAdded(int index, Object obj);  public void itemRemoved(int index, Object obj);  public void itemChanged(int index, Object obj);}